Home / 1,218,660.41-1,826,797.47-508,891.43

Finding the Fourth Proportional to 1,218,660.41, 1,826,797.47 and 508,891.43

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Solution

The fourth proportional to 1,218,660.41, 1,826,797.47 and 508,891.43 is: 762,838.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,660.41 : 1,826,797.47 = 508,891.43 : x
  2. Step 2: Convert to fraction form
    1,218,660.41/1,826,797.47 = 508,891.43/x
  3. Step 3: Cross multiply
    1,218,660.41x = 1,826,797.47 × 508,891.43
  4. Step 4: Simplify right side
    1,218,660.41x = 929,641,567,694.70
  5. Step 5: Solve for x
    x = 929,641,567,694.70/1,218,660.41
  6. Step 6: Final answer
    x = 762,838.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.